<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style>
			#timer {
				float: right;
			}
		</style>
	</head>
	<body>
		<div id="timer"></div>
		<script>
			var weekdays = ['日', '一', '二', '三', '四', '五', '六'];
			var div = document.getElementById('timer');
			setInterval(function() {
				var date = new Date();
				var year = date.getFullYear();
				var month = date.getMonth() + 1;
				var day = date.getDate();
				var hour = date.getHours();
				var minute = date.getMinutes();
				var second = date.getSeconds();
				var weekday = weekdays[date.getDay()];
				var fullStr = year + '年' + 
					(month < 10 ? '0' + month : month) + '月' +
					(day < 10 ? '0' + day : day) + '日&nbsp;&nbsp;' +
					(hour < 10 ? '0' + hour : hour) + ':' +
					(minute < 10 ? '0' + minute : minute) + ':' +
					(second < 10 ? '0' + second : second) + '&nbsp;&nbsp;' +
					'星期' + weekday;
				div.innerHTML = fullStr;
			}, 1000);
		</script>
	</body>
</html>
